/*
 * Copyright 2012-2025 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.assertj.core.api;

import static org.assertj.core.error.ShouldBeEqual.shouldBeEqual;
import static org.assertj.core.error.ShouldBeGreaterOrEqual.shouldBeGreaterOrEqual;
import static org.assertj.core.error.ShouldBeLessOrEqual.shouldBeLessOrEqual;
import static org.assertj.core.error.ShouldNotBeEqual.shouldNotBeEqual;

import java.util.Comparator;

import org.assertj.core.annotation.CheckReturnValue;
import org.assertj.core.data.Offset;
import org.assertj.core.data.Percentage;
import org.assertj.core.api.comparisonstrategy.ComparatorBasedComparisonStrategy;
import org.assertj.core.internal.Failures;
import org.assertj.core.internal.Floats;

/**
 * Base class for all implementations of assertions for {@link Float}s.
 *
 * @param <SELF> the "self" type of this assertion class. Please read &quot;<a href="http://bit.ly/1IZIRcY"
 *          target="_blank">Emulating 'self types' using Java Generics to simplify fluent API implementation</a>&quot;
 *          for more details.
 *
 * @author Drummond Dawson
 * @author Yvonne Wang
 * @author Alex Ruiz
 * @author Ansgar Konermann
 * @author Mikhail Mazursky
 * @author Nicolas François
 * @author Jin Kwon
 */
public abstract class AbstractFloatAssert<SELF extends AbstractFloatAssert<SELF>> extends AbstractComparableAssert<SELF, Float>
    implements FloatingPointNumberAssert<SELF, Float> {

  private static final Float NEGATIVE_ZERO = -0.0f;

  // TODO reduce the visibility of the fields annotated with @VisibleForTesting
  Floats floats = Floats.instance();

  private final boolean isPrimitive;

  protected AbstractFloatAssert(Float actual, Class<?> selfType) {
    super(actual, selfType);
    this.isPrimitive = false;
  }

  public AbstractFloatAssert(float actual, Class<?> selfType) {
    super(actual, selfType);
    this.isPrimitive = true;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isNaN() {
    floats.assertIsNaN(info, actual);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isNotNaN() {
    floats.assertIsNotNaN(info, actual);
    return myself;
  }

  /**
   * Verifies that the actual value is equal to zero.
   * <p>
   * Although {@code 0.0f == -0.0f} (primitives), {@code Float(-0.0f)} is not zero as {@code Float.floatToIntBits(0.0f) == Float.floatToIntBits(-0.0f)} is false.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass
   * assertThat(0.0f).isZero();
   * assertThat(-0.0f).isZero();
   *
   * // assertions will fail
   * assertThat(new Float(-0.0f)).isZero();
   * assertThat(3.142f).isZero();</code></pre>
   *
   * @return this assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is not equal to zero.
   */
  @Override
  public SELF isZero() {
    if (isPrimitive) assertIsPrimitiveZero();
    else floats.assertIsZero(info, actual);
    return myself;
  }

  private void assertIsPrimitiveZero() {
    if (actual == 0.0f) return;
    throw Failures.instance().failure(info, shouldBeEqual(actual, 0.0f, info.representation()));
  }

  private void assertIsPrimitiveNonZero() {
    if (actual != 0.0f) return;
    throw Failures.instance().failure(info, shouldNotBeEqual(actual, 0.0f));
  }

  /**
   * Verifies that the actual value is not equal to zero.
   * <p>
   * Although {@code 0.0f == -0.0f} (primitives), {@code Float(-0.0f)} is not zero as {@code Float.floatToIntBits(0.0f) == Float.floatToIntBits(-0.0f)} is false.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass
   * assertThat(3.142f).isNotZero();
   * assertThat(new Float(-0.0f)).isNotZero();
   *
   * // assertions will fail
   * assertThat(0.0f).isNotZero();
   * assertThat(new Float(0.0f)).isNotZero();
   * assertThat(-0.0f).isNotZero();</code></pre>
   *
   * @return this assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is equal to zero.
   */
  @Override
  public SELF isNotZero() {
    if (isPrimitive) assertIsPrimitiveNonZero();
    else if (NEGATIVE_ZERO.equals(actual)) return myself;
    else floats.assertIsNotZero(info, actual);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isOne() {
    floats.assertIsOne(info, actual);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isPositive() {
    floats.assertIsPositive(info, actual);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isNegative() {
    floats.assertIsNegative(info, actual);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isNotNegative() {
    floats.assertIsNotNegative(info, actual);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public SELF isNotPositive() {
    floats.assertIsNotPositive(info, actual);
    return myself;
  }

  /**
   * Verifies that the actual value is equal to the given one.
   * <p>
   * Unless a specific comparator has been set (with {@link #usingComparator(Comparator) usingComparator}) the equality is performed
   * with {@code ==} which is slightly different from {@link Float#equals(Object)} - notably {@code 0.0f == -0.0f}.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(1.0f).isEqualTo(1.0f);
   * assertThat(1f).isEqualTo(1.0f);
   * assertThat(-0.0f).isEqualTo(0.0f);
   *
   * // assertions will fail:
   * assertThat(0.0f).isEqualTo(1.0f);
   * assertThat(-1.0f).isEqualTo(1.0f);</code></pre>
   * <p>
   * Note that this assertion behaves slightly differently from {@link #isEqualTo(Float)}.
   *
   * @param expected the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is not equal to the given one.
   */
  public SELF isEqualTo(float expected) {
    if (noCustomComparatorSet()) {
      // use primitive comparison since the parameter is a primitive.
      if (expected == actual) return myself;
      // at this point we know that the assertion failed, if actual and expected are Float.NaN first we want
      // to give a clear error message (we need to use equals to check that as Float.NaN != Float.NaN)
      if (Float.valueOf(expected).equals(Float.NaN) && actual.equals(Float.NaN))
        throw new AssertionError("Actual and expected values were compared with == because expected was a primitive float, the assertion failed as both were Float.NaN and Float.NaN != Float.NaN (as per Float#equals javadoc)");
      // standard error message
      throw Failures.instance().failure(info, shouldBeEqual(actual, expected, info.representation()));
    }
    floats.assertEqual(info, actual, expected);
    return myself;
  }

  /**
   * Verifies that the actual value is equal to the given one using {@link Float#equals(Object)} semantics where 0.0f is not equal to -0.0f.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertion will pass:
   * assertThat(1.0f).isEqualTo(Float.valueOf(1.0f));
   *
   * // assertions will fail:
   * assertThat(0.0f).isEqualTo(Float.valueOf(1.0f));
   * assertThat(-1.0f).isEqualTo(Float.valueOf(1.0f));
   * assertThat(-0.0f).isEqualTo(Float.valueOf(0.0f));</code></pre>
   * <p>
   * Note that this assertion behaves slightly differently from {@link #isEqualTo(float)}.
   *
   * @param expected the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is not equal to the given one.
   */
  public SELF isEqualTo(Float expected) {
    // overloaded for javadoc
    return super.isEqualTo(expected);
  }

  /**
   * Verifies that the actual number is close to the given one within the given offset value.
   * <p>
   * When <i>abs(actual - expected) == offset value</i>, the assertion:
   * <ul>
   * <li><b>succeeds</b> when using {@link Assertions#within(Float)} or {@link Assertions#offset(Float)}</li>
   * <li><b>fails</b> when using {@link Assertions#byLessThan(Float)} or {@link Offset#strictOffset(Number)}</li>
   * </ul>
   * <p>
   * <b>Breaking change</b> since 2.9.0/3.9.0: using {@link Assertions#byLessThan(Float)} implies a <b>strict</b> comparison,
   * use {@link Assertions#within(Float)} to get the old behavior.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions succeed
   * assertThat(8.1f).isCloseTo(8.0f, within(0.2f));
   * assertThat(8.1f).isCloseTo(8.0f, offset(0.2f)); // alias of within
   * assertThat(8.1f).isCloseTo(8.0f, byLessThan(0.2f)); // strict
   *
   * // assertions succeed when the difference == offset value ...
   * assertThat(0.1f).isCloseTo(0.0f, within(0.1f));
   * assertThat(0.1f).isCloseTo(0.0f, offset(0.1f));
   * // ... except when using byLessThan which implies a strict comparison
   * assertThat(0.1f).isCloseTo(0.0f, byLessThan(0.1f)); // strict =&gt; fail
   *
   * // this assertion also fails
   * assertThat(8.1f).isCloseTo(8.0f, within(0.001f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param offset the given positive offset.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is not close to the given one.
   */
  // duplicate javadoc of isCloseTo(Float other, Offset<Float> offset but can't define it in super class
  public SELF isCloseTo(final float expected, final Offset<Float> offset) {
    floats.assertIsCloseTo(info, actual, expected, offset);
    return myself;
  }

  /**
   * Verifies that the actual number is not close to the given one by less than the given offset.<br>
   * <p>
   * When <i>abs(actual - expected) == offset value</i>, the assertion:
   * <ul>
   * <li><b>succeeds</b> when using {@link Assertions#byLessThan(Float)} or {@link Offset#strictOffset(Number)}</li>
   * <li><b>fails</b> when using {@link Assertions#within(Float)} or {@link Assertions#offset(Float)}</li>
   * </ul>
   * <p>
   * <b>Breaking change</b> since 2.9.0/3.9.0: using {@link Assertions#byLessThan(Float)} implies a <b>strict</b> comparison,
   * use {@link Assertions#within(Float)} to get the old behavior.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions succeed
   * assertThat(8.1f).isNotCloseTo(8.0f, byLessThan(0.01f));
   * assertThat(8.1f).isNotCloseTo(8.0f, within(0.01f));
   * assertThat(8.1f).isNotCloseTo(8.0f, offset(0.01f));
   * // diff == offset but isNotCloseTo succeeds as we use byLessThan
   * assertThat(0.1f).isNotCloseTo(0.0f, byLessThan(0.1f));
   *
   * // assertions fail
   * assertThat(0.1f).isNotCloseTo(0.0f, within(0.1f));
   * assertThat(0.1f).isNotCloseTo(0.0f, offset(0.1f));
   * assertThat(8.1f).isNotCloseTo(8.0f, within(0.2f));
   * assertThat(8.1f).isNotCloseTo(8.0f, offset(0.2f));
   * assertThat(8.1f).isNotCloseTo(8.0f, byLessThan(0.2f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param offset the given positive offset.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is close to the given one.
   * @see Assertions#byLessThan(Float)
   * @since 2.6.0 / 3.6.0
   */
  // duplicate javadoc of isNotCloseTo(Float other, Offset<Float> offset but can't define it in super class
  public SELF isNotCloseTo(final float expected, final Offset<Float> offset) {
    floats.assertIsNotCloseTo(info, actual, expected, offset);
    return myself;
  }

  /**
   * Verifies that the actual number is close to the given one within the given offset value.
   * <p>
   * When <i>abs(actual - expected) == offset value</i>, the assertion:
   * <ul>
   * <li><b>succeeds</b> when using {@link Assertions#within(Float)} or {@link Assertions#offset(Float)}</li>
   * <li><b>fails</b> when using {@link Assertions#byLessThan(Float)} or {@link Offset#strictOffset(Number)}</li>
   * </ul>
   * <p>
   * <b>Breaking change</b> since 2.9.0/3.9.0: using {@link Assertions#byLessThan(Float)} implies a <b>strict</b> comparison,
   * use {@link Assertions#within(Float)} to get the old behavior.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions succeed
   * assertThat(8.1f).isCloseTo(8.0f, within(0.2f));
   * assertThat(8.1f).isCloseTo(8.0f, offset(0.2f)); // alias of within
   * assertThat(8.1f).isCloseTo(8.0f, byLessThan(0.2f)); // strict
   *
   * // assertions succeed when the difference == offset value ...
   * assertThat(0.1f).isCloseTo(0.0f, within(0.1f));
   * assertThat(0.1f).isCloseTo(0.0f, offset(0.1f));
   * // ... except when using byLessThan which implies a strict comparison
   * assertThat(0.1f).isCloseTo(0.0f, byLessThan(0.1f)); // strict =&gt; fail
   *
   * // this assertion also fails
   * assertThat(8.1f).isCloseTo(8.0f, within(0.001f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param offset the given positive offset.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is not close to the given one.
   */
  @Override
  public SELF isCloseTo(Float expected, Offset<Float> offset) {
    floats.assertIsCloseTo(info, actual, expected, offset);
    return myself;
  }

  /**
   * Verifies that the actual number is not close to the given one by less than the given offset.<br>
   * <p>
   * When <i>abs(actual - expected) == offset value</i>, the assertion:
   * <ul>
   * <li><b>succeeds</b> when using {@link Assertions#byLessThan(Float)} or {@link Offset#strictOffset(Number)}</li>
   * <li><b>fails</b> when using {@link Assertions#within(Float)} or {@link Assertions#offset(Float)}</li>
   * </ul>
   * <p>
   * <b>Breaking change</b> since 2.9.0/3.9.0: using {@link Assertions#byLessThan(Float)} implies a <b>strict</b> comparison,
   * use {@link Assertions#within(Float)} to get the old behavior.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions succeed
   * assertThat(8.1f).isNotCloseTo(8.0f, byLessThan(0.01f));
   * assertThat(8.1f).isNotCloseTo(8.0f, within(0.01f));
   * assertThat(8.1f).isNotCloseTo(8.0f, offset(0.01f));
   * // diff == offset but isNotCloseTo succeeds as we use byLessThan
   * assertThat(0.1f).isNotCloseTo(0.0f, byLessThan(0.1f));
   *
   * // assertions fail
   * assertThat(0.1f).isNotCloseTo(0.0f, within(0.1f));
   * assertThat(0.1f).isNotCloseTo(0.0f, offset(0.1f));
   * assertThat(8.1f).isNotCloseTo(8.0f, within(0.2f));
   * assertThat(8.1f).isNotCloseTo(8.0f, offset(0.2f));
   * assertThat(8.1f).isNotCloseTo(8.0f, byLessThan(0.2f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param offset the given positive offset.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is close to the given one.
   * @see Assertions#byLessThan(Float)
   * @since 2.6.0 / 3.6.0
   */
  @Override
  public SELF isNotCloseTo(Float expected, Offset<Float> offset) {
    floats.assertIsNotCloseTo(info, actual, expected, offset);
    return myself;
  }

  /**
   * Verifies that the actual number is close to the given one within the given percentage.<br>
   * If difference is equal to the percentage value, assertion is considered valid.
   * <p>
   * Example with float:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(11.0f).isCloseTo(new Float(10.0f), withinPercentage(20f));
   *
   * // if difference is exactly equals to the computed offset (1.0), it's ok
   * assertThat(11.0f).isCloseTo(new Float(10.0f), withinPercentage(10f));
   *
   * // assertion will fail
   * assertThat(11.0f).isCloseTo(new Float(10.0f), withinPercentage(5f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param percentage the given positive percentage.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is not close to the given one.
   */
  @Override
  public SELF isCloseTo(Float expected, Percentage percentage) {
    floats.assertIsCloseToPercentage(info, actual, expected, percentage);
    return myself;
  }

  /**
   * Verifies that the actual number is not close to the given one within the given percentage.<br>
   * If difference is equal to the percentage value, the assertion fails.
   * <p>
   * Example with float:
   * <pre><code class='java'> // assertion will pass:
   * assertThat(11.0f).isNotCloseTo(new Float(10.0f), withinPercentage(5f));
   *
   * // assertions will fail
   * assertThat(11.0f).isNotCloseTo(new Float(10.0f), withinPercentage(10f));
   * assertThat(11.0f).isNotCloseTo(new Float(10.0f), withinPercentage(20f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param percentage the given positive percentage.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is close to the given one.
   * @since 2.6.0 / 3.6.0
   */
  @Override
  public SELF isNotCloseTo(Float expected, Percentage percentage) {
    floats.assertIsNotCloseToPercentage(info, actual, expected, percentage);
    return myself;
  }

  /**
   * Verifies that the actual number is close to the given one within the given percentage.<br>
   * If difference is equal to the percentage value, assertion is considered valid.
   * <p>
   * Example with float:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(11.0f).isCloseTo(10.0f, withinPercentage(20f));
   *
   * // if difference is exactly equals to the computed offset (1.0), it's ok
   * assertThat(11.0f).isCloseTo(10.0f, withinPercentage(10f));
   *
   * // assertion will fail
   * assertThat(11.0f).isCloseTo(10.0f, withinPercentage(5f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param percentage the given positive percentage.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is not close to the given one.
   */
  public SELF isCloseTo(float expected, Percentage percentage) {
    floats.assertIsCloseToPercentage(info, actual, expected, percentage);
    return myself;
  }

  /**
   * Verifies that the actual number is not close to the given one within the given percentage.<br>
   * If difference is equal to the percentage value, the assertion fails.
   * <p>
   * Example with float:
   * <pre><code class='java'> // assertion will pass:
   * assertThat(11.0f).isNotCloseTo(10.0f, withinPercentage(5f));
   *
   * // assertions will fail
   * assertThat(11.0f).isNotCloseTo(10.0f, withinPercentage(10f));
   * assertThat(11.0f).isNotCloseTo(10.0f, withinPercentage(20f));</code></pre>
   *
   * @param expected the given number to compare the actual value to.
   * @param percentage the given positive percentage.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is close to the given one.
   * @since 2.6.0 / 3.6.0
   */
  public SELF isNotCloseTo(float expected, Percentage percentage) {
    floats.assertIsNotCloseToPercentage(info, actual, expected, percentage);
    return myself;
  }

  /**
   * Verifies that the actual number is close to the given one within the given offset value.
   * <p>
   * This assertion is the same as {@link #isCloseTo(float, Offset)}.
   * <p>
   * When <i>abs(actual - expected) == offset value</i>, the assertion:
   * <ul>
   * <li><b>succeeds</b> when using {@link Assertions#within(Float)} or {@link Assertions#offset(Float)}</li>
   * <li><b>fails</b> when using {@link Assertions#byLessThan(Float)} or {@link Offset#strictOffset(Number)}</li>
   * </ul>
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass
   * assertThat(8.1f).isEqualTo(8.0f, within(0.2f));
   * assertThat(8.1f).isEqualTo(8.0f, offset(0.2f)); // alias of within
   * assertThat(8.1f).isEqualTo(8.0f, byLessThan(0.2f)); // strict
   *
   * // assertions succeed when the difference == offset value ...
   * assertThat(0.1f).isEqualTo(0.0f, within(0.1f));
   * assertThat(0.1f).isEqualTo(0.0f, offset(0.1f));
   * // ... except when using byLessThan which implies a strict comparison
   * assertThat(0.1f).isEqualTo(0.0f, byLessThan(0.1f)); // strict =&gt; fail
   *
   * // this assertion also fails
   * assertThat(0.1f).isEqualTo(0.0f, within(0.001f));</code></pre>
   *
   * @param expected the given value to compare the actual value to.
   * @param offset the given positive offset.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is not equal to the given one.
   */
  @Override
  public SELF isEqualTo(Float expected, Offset<Float> offset) {
    return isCloseTo(expected, offset);
  }

  /**
   * Verifies that the actual number is close to the given one within the given offset value.
   * <p>
   * This assertion is the same as {@link #isCloseTo(float, Offset)}.
   * <p>
   * When <i>abs(actual - expected) == offset value</i>, the assertion:
   * <ul>
   * <li><b>succeeds</b> when using {@link Assertions#within(Float)} or {@link Assertions#offset(Float)}</li>
   * <li><b>fails</b> when using {@link Assertions#byLessThan(Float)} or {@link Offset#strictOffset(Number)}</li>
   * </ul>
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass
   * assertThat(8.1f).isEqualTo(8.0f, within(0.2f));
   * assertThat(8.1f).isEqualTo(8.0f, offset(0.2f)); // alias of within
   * assertThat(8.1f).isEqualTo(8.0f, byLessThan(0.2f)); // strict
   *
   * // assertions succeed when the difference == offset value ...
   * assertThat(0.1f).isEqualTo(0.0f, within(0.1f));
   * assertThat(0.1f).isEqualTo(0.0f, offset(0.1f));
   * // ... except when using byLessThan which implies a strict comparison
   * assertThat(0.1f).isEqualTo(0.0f, byLessThan(0.1f)); // strict =&gt; fail
   *
   * // this assertion also fails
   * assertThat(0.1f).isEqualTo(0.0f, within(0.001f));</code></pre>
   *
   * @param expected the given value to compare the actual value to.
   * @param offset the given positive offset.
   * @return {@code this} assertion object.
   * @throws NullPointerException if the given offset is {@code null}.
   * @throws NullPointerException if the expected number is {@code null}.
   * @throws AssertionError if the actual value is not equal to the given one.
   */
  public SELF isEqualTo(float expected, Offset<Float> offset) {
    return isCloseTo(expected, offset);
  }

  /**
   * Verifies that the actual value is not equal to the given one.
   * <p>
   * Unless a specific comparator has been set (with {@link #usingComparator(Comparator) usingComparator}) the equality is performed
   * with {@code !=} which is slightly different from {@link Float#equals(Object)} - notably:
   * <ul>
   * <li>{@code Float.NaN != Float.NaN} but {@code Float.valueOf(Float.NaN).equals(Float.NaN) == true}</li>
   * <li>{@code 0.0f == -0.0f} but {@code Float.valueOf(0.0f).equals(-0.0f) == false}</li>
   * </ul>
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(0.0f).isNotEqualTo(1.0f);
   * assertThat(-1.0f).isNotEqualTo(1.0f);
   * assertThat(Float.NaN).isNotEqualTo(Float.NaN);
   *
   * // assertions will fail:
   * assertThat(1.0f).isNotEqualTo(1.0f);
   * assertThat(1f).isNotEqualTo(1.0f);
   * assertThat(0.0f).isNotEqualTo(-0.0f);</code></pre>
   * <p>
   * Note that this assertion behaves slightly differently from {@link #isNotEqualTo(Float)}.
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is equal to the given one.
   */
  public SELF isNotEqualTo(float other) {
    if (noCustomComparatorSet()) {
      // use primitive comparison since the parameter is a primitive.
      if (other != actual.doubleValue()) return myself;
      throw Failures.instance().failure(info, shouldNotBeEqual(actual, other));
    }
    floats.assertNotEqual(info, actual, other);
    return myself;
  }

  /**
   * Verifies that the actual value is not equal to the given {@link Float} using {@link Float#equals(Object)} semantics where
   * <ul>
   * <li>{@code Float.valueOf(Float.NaN).equals(Float.NaN) == true} but {@code Float.NaN != Float.NaN}</li>
   * <li>{@code Float.valueOf(0.0f).equals(-0.0f) == false} but {@code 0.0f == -0.0f}</li>
   * </ul>
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(0.0f).isNotEqualTo(Float.valueOf(1.0));
   * assertThat(-1.0).isNotEqualTo(Float.valueOf(1.0));
   * assertThat(0.0f).isNotEqualTo(Float.valueOf(-0.0f));
   *
   * // assertions will fail:
   * assertThat(1.0).isNotEqualTo(Float.valueOf(1.0));
   * assertThat(0.0f).isNotEqualTo(Float.valueOf(0.0f));
   * assertThat(Float.NaN).isNotEqualTo(Float.valueOf(Float.NaN));</code></pre>
   * <p>
   * Note that this assertion behaves slightly differently from {@link #isNotEqualTo(float)}.
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is equal to the given one.
   */
  public SELF isNotEqualTo(Float other) {
    // overloaded for javadoc
    return super.isNotEqualTo(other);
  }

  /**
   * Verifies that the actual value is less than the given one.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(1.0f).isLessThan(2.0f);
   * assertThat(1.0f).isLessThan(1.01f);
   *
   * // assertions will fail:
   * assertThat(2.0f).isLessThan(1.0f);
   * assertThat(1.0f).isLessThan(1.0f);</code></pre>
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is equal to or greater than the given one.
   */
  public SELF isLessThan(float other) {
    floats.assertLessThan(info, actual, other);
    return myself;
  }

  /**
   * Verifies that the actual value is less than or equal to the given one.
   * <p>
   * Unless a specific comparator has been set (with {@link #usingComparator(Comparator) usingComparator})
   * this assertion will use {@code <=} semantics where notably {@code 0.0} == {@code -0.0}.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(-1.0f).isLessThanOrEqualTo(1.0f);
   * assertThat(1.0f).isLessThanOrEqualTo(1.0f);
   * // 0.0f == -0.0f
   * assertThat(-0.0f).isLessThanOrEqualTo(0.0f);
   * assertThat(0.0f).isLessThanOrEqualTo(-0.0f);
   *
   * // assertion will fail:
   * assertThat(2.0f).isLessThanOrEqualTo(1.0f);</code></pre>
   * <p>
   * Note that this assertion behaves differently from {@link #isLessThanOrEqualTo(Float)} which uses {@link Float#compareTo(Float)} semantics.
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is greater than the given one.
   */
  public SELF isLessThanOrEqualTo(float other) {
    if (noCustomComparatorSet()) {
      // use primitive comparison since the parameter is a primitive.
      if (actual <= other) return myself;
      throw Failures.instance().failure(info, shouldBeLessOrEqual(actual, other));
    }
    floats.assertLessThanOrEqualTo(info, actual, other);
    return myself;
  }

  /**
   * Verifies that the actual value is less than or equal to the given one using {@link Float#compareTo(Float)} semantics where notably {@code -0.0} is <b>strictly</b> less than {@code 0.0}.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(-1.0f).isLessThanOrEqualTo(Float.valueOf(1.0f));
   * assertThat(1.0f).isLessThanOrEqualTo(Float.valueOf(1.0f));
   * assertThat(-0.0f).isLessThanOrEqualTo(Float.valueOf(0.0f));
   *
   * // assertions will fail:
   * assertThat(2.0f).isLessThanOrEqualTo(Float.valueOf(1.0f));
   * // 0.0f is not considered equal to -0.0f
   * assertThat(0.0f).isLessThanOrEqualTo(Float.valueOf(-0.0f));</code></pre>
   * <p>
   * Note that this assertion behaves differently from {@link #isLessThanOrEqualTo(float)} which uses {@link Float#compareTo(Float)} semantics.
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is greater than the given one.
   */
  @Override
  public SELF isLessThanOrEqualTo(Float other) {
    // overridden for javadoc
    return super.isLessThanOrEqualTo(other);
  }

  /**
   * Verifies that the actual value is greater than the given one.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(2.0f).isGreaterThan(1.0f);
   * assertThat(2.0f).isGreaterThan(1.99f);
   *
   * // assertions will fail:
   * assertThat(1.0f).isGreaterThan(1.0f);
   * assertThat(1.0f).isGreaterThan(2.0f);</code></pre>
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is equal to or less than the given one.
   */
  public SELF isGreaterThan(float other) {
    floats.assertGreaterThan(info, actual, other);
    return myself;
  }

  /**
   * Verifies that the actual value is greater than or equal to the given one.
   * <p>
   * Unless a specific comparator has been set (with {@link #usingComparator(Comparator) usingComparator})
   * this assertion will use {@code >=} semantics where notably {@code 0.0f} == {@code -0.0f}.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(2.0f).isGreaterThanOrEqualTo(1.0f);
   * assertThat(1.0f).isGreaterThanOrEqualTo(1.0f);
   * assertThat(0.0f).isGreaterThanOrEqualTo(-0.0f);
   *
   * // assertion will fail:
   * assertThat(1.0f).isGreaterThanOrEqualTo(2.0f);</code></pre>
   * <p>
   * Note that this assertion behaves differently from {@link #isGreaterThanOrEqualTo(Float)} which uses {@link Float#compareTo(Float)} semantics.
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is less than the given one.
   */
  public SELF isGreaterThanOrEqualTo(float other) {
    if (noCustomComparatorSet()) {
      // use primitive comparison since the parameter is a primitive.
      if (actual >= other) return myself;
      throw Failures.instance().failure(info, shouldBeGreaterOrEqual(actual, other));
    }
    floats.assertGreaterThanOrEqualTo(info, actual, other);
    return myself;
  }

  /**
   * Verifies that the actual value is greater than or equal to the given one using {@link Float#compareTo(Float)} semantics where notably {@code 0.0f} is <b>strictly</b> greater than {@code -0.0f}.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass:
   * assertThat(2.0f).isGreaterThanOrEqualTo(Float.valueOf(1.0f));
   * assertThat(1.0f).isGreaterThanOrEqualTo(Float.valueOf(1.0f));
   * assertThat(0.0f).isGreaterThanOrEqualTo(Float.valueOf(-0.0f));
   *
   * // assertions will fail:
   * assertThat(1.0f).isGreaterThanOrEqualTo(Float.valueOf(2.0f));
   * // 0.0f is not considered equal to -0.0f
   * assertThat(-0.0f).isGreaterThanOrEqualTo(Float.valueOf(0.0f));</code></pre>
   * <p>
   * Note that this assertion behaves differently from {@link #isGreaterThanOrEqualTo(float)} which uses {@code >=} semantics.
   *
   * @param other the given value to compare the actual value to.
   * @return {@code this} assertion object.
   * @throws AssertionError if the actual value is {@code null}.
   * @throws AssertionError if the actual value is less than the given one.
   */
  @Override
  public SELF isGreaterThanOrEqualTo(Float other) {
    // overridden for javadoc
    return super.isGreaterThanOrEqualTo(other);
  }

  /**
   * Verifies that the actual value is in [start, end] range (start included, end included).
   *
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions will pass
   * assertThat(1f).isBetween(-1f, 2f);
   * assertThat(1f).isBetween(1f, 2f);
   * assertThat(1f).isBetween(0f, 1f);
   *
   * // assertion will fail
   * assertThat(1f).isBetween(2f, 3f);</code></pre>
   */
  @Override
  public SELF isBetween(Float start, Float end) {
    floats.assertIsBetween(info, actual, start, end);
    return myself;
  }

  /**
   * Verifies that the actual value is in ]start, end[ range (start excluded, end excluded).
   *
   * <p>
   * Examples:
   * <pre><code class='java'> // assertion will pass
   * assertThat(1f).isStrictlyBetween(-1f, 2f);
   *
   * // assertions will fail
   * assertThat(1f).isStrictlyBetween(1f, 2f);
   * assertThat(1f).isStrictlyBetween(0f, 1f);
   * assertThat(1f).isStrictlyBetween(2f, 3f);</code></pre>
   *
   */
  @Override
  public SELF isStrictlyBetween(Float start, Float end) {
    floats.assertIsStrictlyBetween(info, actual, start, end);
    return myself;
  }

  @Override
  @CheckReturnValue
  public SELF usingComparator(Comparator<? super Float> customComparator) {
    return usingComparator(customComparator, null);
  }

  @Override
  @CheckReturnValue
  public SELF usingComparator(Comparator<? super Float> customComparator, String customComparatorDescription) {
    floats = new Floats(new ComparatorBasedComparisonStrategy(customComparator, customComparatorDescription));
    return super.usingComparator(customComparator, customComparatorDescription);
  }

  @Override
  @CheckReturnValue
  public SELF usingDefaultComparator() {
    floats = Floats.instance();
    return super.usingDefaultComparator();
  }

  private boolean noCustomComparatorSet() {
    return floats.getComparator() == null;
  }

  /**
   * Verifies that the float value is a finite floating-point value.
   * <p>
   * Example:
   * <pre><code class='java'> // assertion succeeds
   * assertThat(1.0f).isFinite();
   *
   * // assertions fail
   * assertThat(Float.NaN).isFinite();
   * assertThat(Float.NEGATIVE_INFINITY).isFinite();
   * assertThat(Float.POSITIVE_INFINITY).isFinite();</code></pre>
   *
   * @return this assertion object.
   * @throws AssertionError if the actual value is not a finite floating-point value.
   * @throws AssertionError if the actual value is null.
   * @see #isNotFinite()
   * @see #isInfinite()
   * @see #isNaN()
   * @see java.lang.Float#isFinite(float)
   * @since 3.19.0
   */
  @Override
  public SELF isFinite() {
    floats.assertIsFinite(info, actual);
    return myself;
  }

  /**
   * Verifies that the float value is not a finite floating-point value.
   * <p>
   * Note that 'not finite' is not equivalent to infinite as `NaN` is neither finite nor infinite.
   * <p>
   * Example:
   * <pre><code class='java'> // assertions succeed
   * assertThat(Float.POSITIVE_INFINITY).isNotFinite();
   * assertThat(Float.NEGATIVE_INFINITY).isNotFinite();
   * assertThat(Float.NaN).isNotFinite();
   *
   * // assertion fails
   * assertThat(1.0f).isNotFinite();</code></pre>
   *
   * @return this assertion object.
   * @throws AssertionError if the actual value is a finite floating-point value.
   * @throws AssertionError if the actual value is null.
   * @see #isFinite()
   * @see #isInfinite()
   * @see #isNaN()
   * @see java.lang.Float#isFinite(float)
   * @since 3.20.0
   */
  @Override
  public SELF isNotFinite() {
    floats.assertIsNotFinite(info, actual);
    return myself;
  }

  /**
   * Verifies that the float value represents positive infinity or negative infinity.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions succeed
   * assertThat(Float.NEGATIVE_INFINITY).isInfinite();
   * assertThat(Float.POSITIVE_INFINITY).isInfinite();
   *
   * // assertions fail
   * assertThat(1.0f).isInfinite();
   * assertThat(Float.NaN).isInfinite();</code></pre>
   *
   * @return this assertion object.
   * @throws AssertionError if the actual value represents neither positive infinity nor negative infinity.
   * @throws AssertionError if the actual value is null.
   * @see #isNotInfinite()
   * @see #isFinite()
   * @see #isNaN()
   * @see java.lang.Float#isInfinite(float)
   * @since 3.19.0
   */
  @Override
  public SELF isInfinite() {
    floats.assertIsInfinite(info, actual);
    return myself;
  }

  /**
   * Verifies that the float value represents neither positive infinity nor negative infinity.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertions succeed
   * assertThat(1.0f).isNotInfinite();
   * assertThat(Float.NaN).isNotInfinite();
   *
   * // assertions fail
   * assertThat(Float.POSITIVE_INFINITY).isNotInfinite();
   * assertThat(Float.NEGATIVE_INFINITY).isNotInfinite();</code></pre>
   *
   * @return this assertion object.
   * @throws AssertionError if the actual value represents positive infinity or negative infinity.
   * @throws AssertionError if the actual value is null.
   * @see #isInfinite()
   * @see #isFinite()
   * @see #isNaN()
   * @see java.lang.Float#isInfinite(float)
   * @since 3.20.0
   */
  @Override
  public SELF isNotInfinite() {
    floats.assertIsNotInfinite(info, actual);
    return myself;
  }
}
